20129907

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{11549}}^1$

素因数の和:11642

約数の個数: 16

約数和(自身を含む): 31046400

約数和(自身を除く): 10916493

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 11549, 34647, 80843, 242529, 958567, 2875701, 6709969, 20129907]

約数ペア:

[(1, 20129907), (3, 6709969), (7, 2875701), (21, 958567), (83, 242529), (249, 80843), (581, 34647), (1743, 11549)]